3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php ob_start(function($buffer) { $backtrace = debug_backtrace(); return vsprintf('%d:%s => "%s"' . PHP_EOL, [ @$backtrace[0]['line'] ? : '-', @$backtrace[0]['file'] ? : '-', $buffer, ]); }, 1); ob_implicit_flush(true); echo 'foo'; echo 'bar';
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
13:/in/AV5CK => "foo" 15:/in/AV5CK => "bar" 0:- => ""
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/AV5CK on line 5
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/AV5CK on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/AV5CK on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/AV5CK on line 3
Process exited with code 255.